NDS 3 in and 4 in Pop-Up Drainage Emitters 1-1/2-in L x 6-in W x 3-in or 4-in dia Pop-up Emitter in the Outdoor Drainage Accessories department at Lowes.com
RELN 4 in. Pop-Up Emitter with Flexible Elbow 000233 - The Home Depot
Amazon.com : Premium USA Made Pop-Up Drainage Emitter, for 3 in. Drain Fittings, Green Plastic - for Outdoor Landscape Drain Pipe (Valve + 3" Elbow) : Tools & Home Improvement
NDS 4 in Pop-Up Drainage Emitters 6-3/4-in L x 6-in W x 4-in dia Pop-up Emitter in the Outdoor Drainage Accessories department at Lowes.com
Do Pop Up Emitters Work for Downspouts and Yard Drainage ?
Drainage 101: The Benefits of Using Pop-Up Emitters | Landscape maintenance, Drainage, Front lawn landscaping
Installing a Pop-Up Emitter Drainage System | DIY Drainage Solutions - YouTube
Pop-Up Emitters - Source 1 Drainage | Source One Environmental
Pop-Up Drainage Emitter in Action. - YouTube
How to Install Lawn Pop-up Drain and divert water away from your home.
Do Pop Up Emitters Work for Downspouts and Yard Drainage ?
4 in Pop-up Emitter with Catch Basin, Connects to Corrugated
LawnWedge | A Better Option Than Pop-Up Emitters | Lawn Waterproofing
Amazon.com: NDS 420C Pop-Up Drainage Emitter, for 3-Inch & 4-Inch Drain Fittings, Works with Drainage Systems Including Catch Basins, Green Plastic : Patio, Lawn & Garden